“You know how they say ‘big money, big problems'?” said Mr. Bird, a father of 10 with a boxer's build and a shaven head, after the introductions. “That's what happened here. Fifteen years ago, when there were only two oil plants, moose would wander into the front yard and the lake was full of fish. Now, there are 20 oil plants and everyone has a job, but there are no more fish in the lakes and we haven't seen a moose here in years.”